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Product Information

Product Details
Part No. AP985
Warranty Details (4 YR REPLACEMENT IF DEFECTIVE)
The Platinum Spark Plug (AP985) is expertly crafted to deliver enhanced durability and performance for older engine applications. Featuring a platinum center electrode firing tip, it ensures quicker firing, smoother starts, and improved fuel efficiency while preventing gap erosion for a longer service life. Its high alumina ceramic insulator provides superior thermal conductivity and insulation, boosting strength and reliability under demanding conditions. The extra-long projection of the center electrode design further optimizes ignition performance, while the nickel-plated shell resists corrosion for extended durability. With a multi-rib insulator to prevent flash-over and a flat seat type for secure installation, this performance-grade spark plug is built to withstand the rigors of daily driving. Whether you're seeking better acceleration or reliable ignition, this spark plug offers exceptional value and long-lasting dependability.

Product Features:
  • Engineered with a platinum firing tip that prevents gap erosion for longer service life.
  • Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • The multi-rib insulator prevents flash-over.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
  • The extra-long projection of the center electrode enhances ignition performance, ensuring smoother starts and improved fuel efficiency.
Specifications
Center Electrode Core Material:
Copper

Center Electrode Design:
Standard

Center Electrode Projection:
Extra-Long Projection

Center Electrode Tip Material:
Platinum

Electrical Terminal Type:
Non-Removable Nut

Electrode Tip Material:
Platinum

Grade Type:
Performance

Ground Electrode Core Material:
Nickel

Ground Electrode Quantity:
1

Ground Electrode Tip Design:
Standard

Ground Electrode Tip Material:
Nickel

Hex Size:
5/8 in

Hex Type:
Hex

Indexed:
No

Insulator Material:
Ceramic

Manufacturer Heat Range:
7

Pre-Gap Size:
0.035 in

Reach:
0.75 in

Resistor:
Suppressor

Resistor Type:
Yes

Seat Type:
Flat

Skirt:
Yes

Thread Diameter:
14 mm

Tip Configuration:
Special Power

Washer(s) Included:
Yes

Wrench Diameter:
5/8 in
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